/*

Module:  getconfig_catena4618.cpp

Function:
        Arduino-LMIC C++ HAL pinmaps for various boards

Copyright & License:
        See accompanying LICENSE file.

Author:
        Lakshmi Priya Natarajan, MCCI       June 2019

*/

#if defined(ARDUINO_MCCI_CATENA_4618)

#include <arduino_lmic_hal_boards.h>
#include <Arduino.h>

#include "../lmic/oslmic.h"

namespace Arduino_LMIC {

class HalConfiguration_Catena4618_t : public HalConfiguration_t
        {
public:
        enum DIGITAL_PINS : uint8_t
                {
                PIN_SX1276_NSS = D7,
                PIN_SX1276_NRESET = D8,
                PIN_SX1276_DIO0 = D25,
                PIN_SX1276_DIO1 = D26,
                PIN_SX1276_DIO2 = D27,
                PIN_SX1276_ANT_SWITCH_RX = D29,
                PIN_SX1276_ANT_SWITCH_TX_BOOST = D30,
                PIN_SX1276_ANT_SWITCH_TX_RFO = D31,
                PIN_VDD_BOOST_ENABLE = A0,
                PIN_TCXO_VDD = D33,
                };

        static constexpr ostime_t TCXO_DELAY_MS = 5;

        virtual void begin(void) override
                {
                digitalWrite(PIN_TCXO_VDD, 0);
                pinMode(PIN_TCXO_VDD, OUTPUT);
                }

        virtual void end(void) override
                {
                digitalWrite(PIN_TCXO_VDD, 0);
                pinMode(PIN_TCXO_VDD, INPUT);
                }

	virtual bool queryUsingTcxo(void) override { return true; };

        virtual ostime_t setModuleActive(bool state) override
                {
                ostime_t result;
                const int oldState = digitalRead(PIN_TCXO_VDD);

                // if turning on, we need to delay.
                result = 0;
                if (state && ! oldState)
                        result = ms2osticksCeil(TCXO_DELAY_MS);

                if (state != oldState)
                        digitalWrite(PIN_TCXO_VDD, state);

                return result;
                }
        };

// save some typing by bringing the pin numbers into scope
static HalConfiguration_Catena4618_t myConfig;

static const HalPinmap_t myPinmap =
        {
        .nss = HalConfiguration_Catena4618_t::PIN_SX1276_NSS,      // chip select is D7
        .rxtx = HalConfiguration_Catena4618_t::PIN_SX1276_ANT_SWITCH_RX, // RXTX is D29
        .rst = HalConfiguration_Catena4618_t::PIN_SX1276_NRESET,   // NRESET is D8

        .dio = {HalConfiguration_Catena4618_t::PIN_SX1276_DIO0,    // DIO0 (IRQ) is D25
                HalConfiguration_Catena4618_t::PIN_SX1276_DIO1,    // DIO1 is D26
                HalConfiguration_Catena4618_t::PIN_SX1276_DIO2,    // DIO2 is D27
               },
        .rxtx_rx_active = 1,
        .rssi_cal = 10,
        .spi_freq = 8000000,     /* 8MHz */
        .pConfig = &myConfig
        };

const HalPinmap_t *GetPinmap_Catena4618(void)
        {
        return &myPinmap;
        }

}; // namespace Arduino_LMIC

#endif /* defined(ARDUINO_MCCI_CATENA_4618) || defined(ARDUINO_CATENA_4618) */